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-rw-r--r--net/ethtool/eeprom.c7
1 files changed, 2 insertions, 5 deletions
diff --git a/net/ethtool/eeprom.c b/net/ethtool/eeprom.c
index 1e75d9c1b154..7e6b37a54add 100644
--- a/net/ethtool/eeprom.c
+++ b/net/ethtool/eeprom.c
@@ -177,10 +177,6 @@ static int eeprom_parse_request(struct ethnl_req_info *req_info, struct nlattr *
NL_SET_ERR_MSG_ATTR(extack, tb[ETHTOOL_A_MODULE_EEPROM_LENGTH],
"reading cross half page boundary is illegal");
return -EINVAL;
- } else if (request->offset >= ETH_MODULE_EEPROM_PAGE_LEN * 2) {
- NL_SET_ERR_MSG_ATTR(extack, tb[ETHTOOL_A_MODULE_EEPROM_OFFSET],
- "offset is out of bounds");
- return -EINVAL;
} else if (request->offset + request->length > ETH_MODULE_EEPROM_PAGE_LEN * 2) {
NL_SET_ERR_MSG_ATTR(extack, tb[ETHTOOL_A_MODULE_EEPROM_LENGTH],
"reading cross page boundary is illegal");
@@ -233,7 +229,8 @@ const struct ethnl_request_ops ethnl_module_eeprom_request_ops = {
const struct nla_policy ethnl_module_eeprom_get_policy[] = {
[ETHTOOL_A_MODULE_EEPROM_HEADER] = NLA_POLICY_NESTED(ethnl_header_policy),
- [ETHTOOL_A_MODULE_EEPROM_OFFSET] = { .type = NLA_U32 },
+ [ETHTOOL_A_MODULE_EEPROM_OFFSET] =
+ NLA_POLICY_MAX(NLA_U32, ETH_MODULE_EEPROM_PAGE_LEN * 2 - 1),
[ETHTOOL_A_MODULE_EEPROM_LENGTH] =
NLA_POLICY_RANGE(NLA_U32, 1, ETH_MODULE_EEPROM_PAGE_LEN),
[ETHTOOL_A_MODULE_EEPROM_PAGE] = { .type = NLA_U8 },